From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johan Hovold Subject: [PATCH v3 1/6] TTY: clean up port shutdown Date: Thu, 7 Mar 2013 15:55:48 +0100 Message-ID: <1362668153-10972-2-git-send-email-jhovold@gmail.com> References: <51361724.4050107@suse.cz> <1362668153-10972-1-git-send-email-jhovold@gmail.com> Return-path: In-Reply-To: <1362668153-10972-1-git-send-email-jhovold-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Greg Kroah-Hartman Cc: Jiri Slaby , Peter Hurley , Alan Stern , linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-serial-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Johan Hovold List-Id: linux-serial@vger.kernel.org Untangle port-shutdown logic and make sure the initialised flag is always cleared for non-console ports. Signed-off-by: Johan Hovold --- drivers/tty/tty_port.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c index b7ff59d..57a061e 100644 --- a/drivers/tty/tty_port.c +++ b/drivers/tty/tty_port.c @@ -199,9 +199,14 @@ EXPORT_SYMBOL(tty_port_tty_set); static void tty_port_shutdown(struct tty_port *port) { mutex_lock(&port->mutex); - if (port->ops->shutdown && !port->console && - test_and_clear_bit(ASYNCB_INITIALIZED, &port->flags)) + if (port->console) + goto out; + + if (test_and_clear_bit(ASYNCB_INITIALIZED, &port->flags)) { + if (port->ops->shutdown) port->ops->shutdown(port); + } +out: mutex_unlock(&port->mutex); } -- 1.8.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html